BRPI0621545A2 - método para reduzir tempos de mudança de canal em um aparelho de vìdeo digital - Google Patents

método para reduzir tempos de mudança de canal em um aparelho de vìdeo digital Download PDF

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Publication number
BRPI0621545A2
BRPI0621545A2 BRPI0621545-9A BRPI0621545A BRPI0621545A2 BR PI0621545 A2 BRPI0621545 A2 BR PI0621545A2 BR PI0621545 A BRPI0621545 A BR PI0621545A BR PI0621545 A2 BRPI0621545 A2 BR PI0621545A2
Authority
BR
Brazil
Prior art keywords
video
stream
video stream
generate
processed
Prior art date
Application number
BRPI0621545-9A
Other languages
English (en)
Portuguese (pt)
Inventor
Jiwang Dai
Glenn Lawrence Cash
Alan Jay Stein
Original Assignee
Thomson Licensing
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Thomson Licensing filed Critical Thomson Licensing
Publication of BRPI0621545A2 publication Critical patent/BRPI0621545A2/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
    • H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
    • H04N21/23439—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements for generating different versions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/438—Interfacing the downstream path of the transmission network originating from a server, e.g. retrieving encoded video stream packets from an IP network
    • H04N21/4383—Accessing a communication channel
    • H04N21/4384—Accessing a communication channel involving operations to reduce the access time, e.g. fast-tuning for reducing channel switching latency
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
    • H04N21/44—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs
    • H04N21/44016—Processing of video elementary streams, e.g. splicing a video clip retrieved from local storage with an incoming video stream or rendering scenes according to encoded video stream scene graphs involving splicing one content stream with another content stream, e.g. for substituting a video clip
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/64—Addressing
    • H04N21/6405—Multicasting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
    • H04N21/643—Communication protocols
    • H04N21/64322—IP

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Studio Circuits (AREA)
BRPI0621545-9A 2006-04-18 2006-12-18 método para reduzir tempos de mudança de canal em um aparelho de vìdeo digital BRPI0621545A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US79289906P 2006-04-18 2006-04-18
US60/792.899 2006-04-18
PCT/US2006/048215 WO2007120245A1 (en) 2006-04-18 2006-12-18 Method for reducing channel change times in a digital video apparatus

Publications (1)

Publication Number Publication Date
BRPI0621545A2 true BRPI0621545A2 (pt) 2012-04-17

Family

ID=38055159

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0621545-9A BRPI0621545A2 (pt) 2006-04-18 2006-12-18 método para reduzir tempos de mudança de canal em um aparelho de vìdeo digital

Country Status (7)

Country Link
US (1) US8406288B2 (de)
EP (1) EP2011332B1 (de)
JP (1) JP5043096B2 (de)
KR (1) KR101330907B1 (de)
CN (1) CN101422037B (de)
BR (1) BRPI0621545A2 (de)
WO (1) WO2007120245A1 (de)

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JP4681947B2 (ja) * 2005-05-27 2011-05-11 キヤノン株式会社 デジタルテレビ放送受信装置、デジタルテレビ放送受信装置の制御方法、及びその制御プログラム
CN101682753B (zh) * 2007-06-13 2013-05-22 汤姆森许可贸易公司 减小频道切换时间的系统和方法
US8813141B2 (en) * 2007-08-08 2014-08-19 At&T Intellectual Properties I, L.P. System and method of providing video content
PT2081399E (pt) * 2008-01-15 2012-02-01 Nokia Siemens Networks Oy Método e dispositivo para o processamento de dados numa rede óptica e sistema de comunicações
FR2934740B1 (fr) * 2008-08-01 2011-02-11 Sagem Comm Procede d'optimisation d'un temps de zapping sur un decodeur de television numerique.
CN101753973B (zh) 2008-12-12 2013-01-02 华为技术有限公司 一种频道切换方法、装置和系统
KR101023755B1 (ko) * 2009-06-16 2011-03-21 포항공과대학교 산학협력단 Ｉｐｔｖ 서비스 제공을 위한 채널 제어 방법 및 장치
US9271034B2 (en) * 2009-12-17 2016-02-23 Google Technology Holdings LLC Adding content during data stream acquisition
JP5269063B2 (ja) * 2010-12-27 2013-08-21 株式会社東芝 ビデオサーバ及びシームレス再生方法
EP2485472A1 (de) * 2011-02-04 2012-08-08 Thomson Licensing Schnelle Kanalwechselbegleitstromlösung mit Bandbreitenoptimierung
CN102769737A (zh) * 2012-07-19 2012-11-07 广东威创视讯科技股份有限公司 一种视频画面切换方法和系统
MX345797B (es) 2012-12-17 2017-02-16 Thomson Licensing Canales digitales robustos.
KR20150096410A (ko) 2012-12-17 2015-08-24 톰슨 라이센싱 강건한 디지털 채널들
US9900629B2 (en) 2013-03-13 2018-02-20 Apple Inc. Codec techniques for fast switching with intermediate sequence
US9973562B2 (en) * 2015-04-17 2018-05-15 Microsoft Technology Licensing, Llc Split processing of encoded video in streaming segments
EP3249652B1 (de) * 2016-05-25 2020-07-15 Axis AB Verfahren und vorrichtung zur wiedergabe von aufgezeichnetem video
US10659190B1 (en) * 2019-02-25 2020-05-19 At&T Intellectual Property I, L.P. Optimizing delay-sensitive network-based communications with latency guidance

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US5710798A (en) * 1992-03-12 1998-01-20 Ntp Incorporated System for wireless transmission and receiving of information and method of operation thereof
KR100309099B1 (ko) * 1997-06-21 2001-12-15 윤종용 채널 선국방법 및 장치
EP1139665A1 (de) 2000-03-29 2001-10-04 Deutsche Thomson-Brandt Gmbh Verfahren und Gerät für die Ausgabeverzögerungsänderung während der Video- oder Tonkodierung
JP3631123B2 (ja) * 2000-10-03 2005-03-23 三洋電機株式会社 デジタル放送受信装置
US7093277B2 (en) * 2001-05-30 2006-08-15 Digeo, Inc. System and method for improved multi-stream multimedia transmission and processing
US6927806B2 (en) * 2002-02-21 2005-08-09 Scientific-Atlanta, Inc. Systems, methods and apparatuses for minimizing subscriber-perceived digital video channel tuning delay
US20030196211A1 (en) * 2002-04-10 2003-10-16 Peter Chan Systems, methods and apparatuses for simulated rapid tuning of digital video channels
US20040001500A1 (en) * 2002-07-01 2004-01-01 Castillo Michael J. Predictive tuning to avoid tuning delay
GB0300361D0 (en) 2003-01-07 2003-02-05 Koninkl Philips Electronics Nv Audio-visual content transmission
ES2353872T3 (es) * 2003-01-28 2011-03-07 Thomson Licensing Difusión espaciada en modo robusto.
US7430222B2 (en) * 2004-02-27 2008-09-30 Microsoft Corporation Media stream splicer
CN1951119A (zh) 2004-05-03 2007-04-18 汤姆森研发基金公司 能够针对dsl系统的进行快速信道改变的方法及设备
EP1766990A1 (de) 2004-07-07 2007-03-28 Thomson Licensing Schneller kanalwechsel in digitalen videoausstrahlungssystemen über dsl unter verwendung von redundanten videoströmen
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US20060230176A1 (en) * 2005-04-12 2006-10-12 Dacosta Behram M Methods and apparatus for decreasing streaming latencies for IPTV
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Also Published As

Publication number Publication date
US20090066852A1 (en) 2009-03-12
JP5043096B2 (ja) 2012-10-10
WO2007120245A8 (en) 2008-11-27
US8406288B2 (en) 2013-03-26
WO2007120245A1 (en) 2007-10-25
KR101330907B1 (ko) 2013-11-18
EP2011332B1 (de) 2012-05-30
EP2011332A1 (de) 2009-01-07
JP2009534920A (ja) 2009-09-24
CN101422037B (zh) 2014-04-09
CN101422037A (zh) 2009-04-29
KR20080108552A (ko) 2008-12-15

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Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 12A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2494 DE 23-10-2018 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.